t-SNE Guidance and Automation
New guidance for using t-SNE, and a new method to automatically optimize visualizations.
Projects
Narrative Summarization of Logs and Graphs
An algorithm for extracting key nodes, branches, and components from dynamic graphs.
GitHub Dashboard for Analyzing Repo Health
We designed and prototyped a GitHub dashboard to analyze repositories' maintenance history and technologies used.
O(n) Random Sampling Graph Layouts
d3-force-sampled is a D3.js module that drastically speeds up graph layouts by using random sampling.
Rank-by-feature Exploration of Large Graphs
O(v + e) feature extraction and rank-by-feature framework for interactively exploring subgraphs in large graphs.
Force Approximation Reuse
The d3-force-reuse D3.js module speeds up D3's graph layout algorithm by reusing Barnes-Hut approximations.
Periodic Traffic Visual Analysis
A threat hunting tool for identifying malicious network traffic via periodic signals.
Greadability.js: Graph Readability Library
Greadability.js is a JavaScript library for calculating readability metrics on graph layouts.
Analyzing and Diffing Security Policies
Using visual analytics to understand SELinux security policy structure and differences between policy versions.
Similarity Evidence Explorer for Malware
Interactive visualization for explaining malware clustering across multiple sets of attributes.
Beer Across America
Interactive map exploring breweries, brewpubs, homebrew stores, beer bars, and beer stores in America.